The 433 MHz RF Transmitter and Receiver Module Kit is a wireless communication module designed for Arduino, ARM, and other microcontroller projects. This kit allows devices to transmit and receive data wirelessly over a 433 MHz radio frequency, making it ideal for remote control systems, wireless data transfer, and home automation projects.
It consists of an XD-FST transmitter module and an XD-RF-5V receiver module. The transmitter sends data signals, while the receiver captures and decodes them. With a transmission range of up to 20–200 meters (depending on voltage and environment), this module is widely used in DIY electronics and IoT applications.
 
Specifications:
Receiver Module
Model: XD-RF-5V
Operating Voltage: DC 5V
Quiescent Current: 4 mA
Receiving Frequency: 433.92 MHz
Receiver Sensitivity: −105 dB
Dimensions: 30 × 14 × 7 mm (Approx.)
 
Transmitter Module
Model: XD-FST
Operating Voltage: 3.5 – 12 V
Transmission Distance: 20 – 200 meters (depending on voltage and environment)
Operating Mode: AM
Transfer Rate: 4 KB/s
Transmitting Power: 10 mW